#
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# are met:
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#     the documentation and/or other materials provided with the
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include ../../buildenv.mk

# SL = Switch-Less
SL_DIR := $(LINUX_SDK_DIR)/switchless

# common switchless files from $(COMMON_DIR)/src
COMMON_SL_SRC := sl_fcall_mngr_common.c sl_once_common.c sl_siglines_common.c sl_memlog_common.c
COMMON_SL_OBJ := $(COMMON_SL_SRC:.c=.o)
vpath %.c $(COMMON_DIR)/src

# Files that do NOT match *_untrusted.c or *_untrusted.S are trusted components
C_SRCS_T := $(sort $(filter-out $(C_SRCS_U), $(wildcard $(SL_DIR)/src/*.c)))
C_OBJS_T := $(C_SRCS_T:.c=.o)
C_OBJS_T += $(COMMON_SL_OBJ)
S_SRCS_T := $(sort $(filter-out $(S_SRCS_U), $(wildcard $(SL_DIR)/src/*.S)))
S_OBJS_T := $(S_SRCS_T:.S=.o)
ALL_OBJS_T := $(C_OBJS_T) $(S_OBJS_T)


# Compiler flags
CFLAGS_COMMON := $(CFLAGS)
CFLAGS_COMMON += -std=c11 -D_GNU_SOURCE
CFLAGS_COMMON += -Werror -Wno-redundant-decls
CFLAGS_COMMON += -I$(COMMON_DIR)/inc -I$(COMMON_DIR)/inc/internal
CFLAGS_COMMON += -DSL_DEBUG

CFLAGS_T := $(CFLAGS_COMMON)
CFLAGS_T += $(ENCLAVE_CFLAGS)
CFLAGS_T += -DSL_INSIDE_ENCLAVE
#CFLAGS_T += -DSL_NO_PREEMPTION
CFLAGS_T += -I$(COMMON_DIR)/inc/internal -I$(COMMON_DIR)/inc/tlibc -I$(LINUX_SDK_DIR)/trts

# Primary build targets
LIB_T := libsgx_tswitchless.a

GREEN :=\033[1;32m
NC :=\033[0m


.PHONY: all benchmark build_src build_benchmark clean
all: build_src

benchmark: build_benchmark
	@$(MAKE) --no-print-directory -C benchmark run

build_src: $(LIB_T)

build_benchmark: build_src
	@$(MAKE) --no-print-directory -C benchmark

$(LIB_T): $(ALL_OBJS_T)
	@$(AR) rcs $@ $^
	@$(CP) $(LIB_T) $(BUILD_DIR)/
	@echo "$(GREEN)LINK => $@$(NC)"

$(C_OBJS_T): %.o: %.c
	@$(CC) $(CFLAGS_T) -c $< -o $@
	@echo "CC <= $@"

$(S_OBJS_T): %.o: %.S
	@$(CC) $(CFLAGS_T) -c $< -o $@
	@echo "AS <= $@"

clean:
	@$(RM) -f $(LIB_T) $(ALL_OBJS_T) $(BUILD_DIR)/$(LIB_T)

